Nature

Three-toed Sloth: The Slowest Mammal On Earth

Clip: Season 33 Episode 4 | 1m 55s

Three-toed sloths are some of the slowest and seemingly laziest creatures in the world. Instead of evolving to eat more, they evolved to do less.

Aired: 10/14/14

Rating: NR

Problems Playing Video? | Closed Captioning

Major support for NATURE is provided by The Arnhold Family in memory of Henry and Clarisse Arnhold, The Fairweather Foundation, Kate W. Cassidy Foundation, Charles Rosenblum, Kathy Chiao and Ken …

Nature.

Explore Free Resources
Explore More Ways to Watch

Stream More Nature

Explore More Ways to Watch

Bring the beauty and wonders of wildlife and natural history into your home with classic NATURE episodes.

Learn More